8分钟一个操作员注意到二次回路备用水泵的阀门是关的，于是打开了阀门。二次回路现在运作正常。
8 min An operator notices that the valves for the backup pumps in the secondary loop are off. He opens the valves. The secondary side now operating normally.
研究表明，采用水下涂料和排水护套法对钢管桩进行二次维护是行之可效的。
The investigations show that the secondary maintenance for steel pipe piles by the methods of underwater coating and drainage covering ia an effective measures.
配水管网中细菌繁殖是钦用水二次污染的重要方面。
Bacteria regrowth in distribution system is an important factor for drinking water pollution.
根据二次供水的卫生质量，加入一定量的MF -2消毒剂进行消毒可达到饮用水卫生标准。
According to the quality of twice supplying water, acceding to some MF 2 disinfector to disinfect, it will achieve the standard of drinking water.
经过对吸水剖面测井资料进行污染校正和二次解释，使资料的解释精度和应用水平得到很大提高。
The interpretation precision and application degree of this information can be improved very well through the corrective method and secondary interpretation to water injection profile information.
为减小陶瓷板件切口宽度，提高切口质量，采用水箍和磁场对附加阳极等离子弧进行综合二次约束。
In order to reduce the kerf width and improve the kerf quality, the hydromagnetically confined plasma arc was used to cut engineering ceramic plates.
方法采用水平梯度法和二次垂直导数等方法提取微弱信息，利用数字图象显示技术成图。
The horizontal gradient anomalies and two derivatives methods are adopted to extract faint information as well as other methods, and digital image display technique is used to show the results.
通过逐步回归法、概率测算法、二次平均先进法和简单几何平均法得到北京市宾馆不同节水水平下综合用水定额值；
The total quota of water use in different level of water saving was put forward based on regression analysis, probability estimation analysis, advanced quadratic mean method and geometric mean method.
本实用新型除硫和除微尘效果好，节省改造时间和资金，废水送到排渣机既节约用水又无二次污染。
The utility model has favorable effect on desulfurizing and removing dust, reforming time saving, cost saving, water saving and no secondary pollution, and waste water can be sent to a slag extractor.
实现了废水二次利用，达到节约用水的目的。
The secondary use of waste water is realized, and the purpose of saving water is achieved.
能够方便提供冷热饮用水，而且可以保证准确计量清洗，避免二次污染，安全可靠。
Hot and cold drinking water can be conveniently provided; accurate metering cleaning can be ensured, which avoids the secondary pollution and ensures safety and reliability.
认为紫外线灭菌具有高效、安全、经济等特点，可作为饮用水二次消毒首选方案；
UV disinfection was the best proposal of drinking water second disinfecting, because of its high efficiency, safety and economy; D…
本实用新型使饮用水处于活动和循环状态，可以保证饮用水在供水管道内不受二次污染。
Drinking water can be kept in the movable and circulated state, and the drinking water can be ensured not to be polluted for the second time in water supply pipes.
本实用新型使饮用水处于活动和循环状态，可以保证饮用水在供水管道内不受二次污染。
Drinking water can be kept in the movable and circulated state, and the drinking water can be ensured not to be polluted for the second time in water supply pipes.
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